kernel.cpp

/*
 * Sleep - Main kernel entry point and usage example of timer utilities for Rift-OS.
 * Copyright (C) 2026  Rift-OS Project
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://gnu.org>.
 */

#include "timer.h"

// Cリンケージを指定してC言語やブートローダー（アセンブリ）からの呼び出しを可能にする
extern "C" {
    void kernel_main();
}

// OSのメインエントリーポイント
void kernel_main() {
    
    // 1. グラフィックやメモリの初期化のあとにタイマーを初期化
    init_sleep_timer();

    // 2. 実際の使用例（画面に文字を出して1秒待つ、を繰り返す）
    while (true) {        
        msleep(1000); // 1000ミリ秒（1秒）スリープ
        
    }
}